Light Pollution

What Does Lettuce Have To Do With My Night Sky?

News

by John C. Barentine, Ph.D. Director of Public Policy Residents of cities in towns in North America and Europe …

February 6, 2020

Response to SpaceX Starlink Low Earth Orbit Satellite Constellation

News

Tucson, AZ – On May 23, 2019, the spacecraft company, SpaceX launched a group of sixty satellites into low …

May 29, 2019

IDA Announces Lighting Guidelines for Electronic Messaging Centers

News

Today the International Dark-Sky Association released lighting guidelines for electronic messaging centers (EMCs). The guidelines, developed in line with…

May 16, 2019

Light Pollution Poses Threat to Migrating Birds

News

Across the northern hemisphere, the sights and sounds of migrating birds are a sure sign of spring. As temperatures …

May 9, 2019

Protect Our Species from Light Pollution this Earth Day

News

Established in 1970, Earth Day has brought attention to the many issues impacting the environment for decades. The Earth …

April 22, 2019

“Radiance Light Trends” Shows Changes in Earth’s Light Emissions

News

Many scientific datasets from satellites are in principle available for free, but that doesn’t mean that they are actually …

March 6, 2019

Pollinators: switch street lights off at midnight to help moths and nocturnal wildlife

News

by Callum Macgregor Postdoctoral research associate, University of York Conservation is often a conflict between the demands of development …

January 22, 2019

Texas Collaboration Protects Dark Skies

News

The western part of Texas is home to one of the largest oil and gas producing regions in the …

August 14, 2018

Artificial Light Affects Zooplankton in Arctic

News

During the polar night in the high Arctic, a team of scientists discovered “that certain aspects of the polar …

August 14, 2018

Artificial Light at Night Affects American Toad Metamorphosis and Growth

News

In a study at Case Western Reserve University, scientists tested for both direct and indirect effects of artificial light …

August 9, 2018

How Light Pollution Affects the Pennsylvanian Ecosystem

News

By guest writer, Craig Campbell As little as 100 years ago, it was possible to look up in the …

July 19, 2018

Artificial Light at Night May be Contributing to “Ecological Armageddon”

News

In 2017, drastic declines of insects were reported by a team of scientists in Germany. The research indicated that …

July 17, 2018